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<div class="title">qwt_picker_machine.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* -*- mode: C++ ; c-file-style: &quot;stroustrup&quot; -*- *****************************</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Qwt Widget Library</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * Copyright (C) 1997   Josef Wilgen</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * Copyright (C) 2002   Uwe Rathmann</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * This library is free software; you can redistribute it and/or</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *****************************************************************************/</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;</div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#ifndef QWT_PICKER_MACHINE</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#define QWT_PICKER_MACHINE 1</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;</div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#include &quot;qwt_global.h&quot;</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#include &lt;qlist.h&gt;</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;</div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="keyword">class </span>QEvent;</div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="keyword">class </span><a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a>;</div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;</div><div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="class_qwt_picker_machine.html">   28</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a></div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;{</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">   35</a></span>&#160;    <span class="keyword">enum</span> <a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">SelectionType</a></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;    {</div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937da326bcc03f7a99aa5970d875f3db46888">   38</a></span>&#160;        NoSelection = -1,</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;</div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937dae65a34cc1ca5d818eb65c05b2484d855">   41</a></span>&#160;        <a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937dae65a34cc1ca5d818eb65c05b2484d855">PointSelection</a>,</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937da9f540e78958e8e238240584120e8af1d">   44</a></span>&#160;        <a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937da9f540e78958e8e238240584120e8af1d">RectSelection</a>,</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;</div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937dac74671ee5ba5d6fd0410f71db1aa3b97">   47</a></span>&#160;        PolygonSelection</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    };</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;</div><div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="class_qwt_picker_machine.html#a3a8d3d4c107ce5f8351e4cbdd38c43f7">   51</a></span>&#160;    <span class="keyword">enum</span> <a class="code" href="class_qwt_picker_machine.html#a3a8d3d4c107ce5f8351e4cbdd38c43f7">Command</a></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;    {</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        Begin,</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        Append,</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        Move,</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        Remove,</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;        End</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;    };</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a>( <a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">SelectionType</a> );</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;    <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a>();</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    <span class="keyword">virtual</span> QList&lt;Command&gt; transition(</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &amp;, <span class="keyword">const</span> QEvent * ) = 0;</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    <span class="keywordtype">void</span> reset();</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;    <span class="keywordtype">int</span> state() <span class="keyword">const</span>;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    <span class="keywordtype">void</span> setState( <span class="keywordtype">int</span> );</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;    <a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">SelectionType</a> selectionType() <span class="keyword">const</span>;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    <span class="keyword">const</span> <a class="code" href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">SelectionType</a> d_selectionType;</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;    <span class="keywordtype">int</span> d_state;</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;};</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;</div><div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="class_qwt_picker_tracker_machine.html">   85</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_tracker_machine.html">QwtPickerTrackerMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a></div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;{</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    <a class="code" href="class_qwt_picker_tracker_machine.html">QwtPickerTrackerMachine</a>();</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    <span class="keyword">virtual</span> QList&lt;Command&gt; <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968">transition</a>(</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &amp;, <span class="keyword">const</span> QEvent * );</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;};</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;</div><div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="class_qwt_picker_click_point_machine.html">  102</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_click_point_machine.html">QwtPickerClickPointMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a></div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;{</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;    <a class="code" href="class_qwt_picker_click_point_machine.html">QwtPickerClickPointMachine</a>();</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;    <span class="keyword">virtual</span> QList&lt;Command&gt; <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968">transition</a>(</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &amp;, <span class="keyword">const</span> QEvent * );</div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;};</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;</div><div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="class_qwt_picker_drag_point_machine.html">  118</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_drag_point_machine.html">QwtPickerDragPointMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a></div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;{</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;    <a class="code" href="class_qwt_picker_drag_point_machine.html">QwtPickerDragPointMachine</a>();</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;    <span class="keyword">virtual</span> QList&lt;Command&gt; <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968">transition</a>(</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &amp;, <span class="keyword">const</span> QEvent * );</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;};</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;</div><div class="line"><a name="l00140"></a><span class="lineno"><a class="line" href="class_qwt_picker_click_rect_machine.html">  140</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_click_rect_machine.html">QwtPickerClickRectMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a></div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;{</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;    <a class="code" href="class_qwt_picker_click_rect_machine.html">QwtPickerClickRectMachine</a>();</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;    <span class="keyword">virtual</span> QList&lt;Command&gt; <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968">transition</a>(</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &amp;, <span class="keyword">const</span> QEvent * );</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;};</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;</div><div class="line"><a name="l00161"></a><span class="lineno"><a class="line" href="class_qwt_picker_drag_rect_machine.html">  161</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_drag_rect_machine.html">QwtPickerDragRectMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a></div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;{</div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;    <a class="code" href="class_qwt_picker_drag_rect_machine.html">QwtPickerDragRectMachine</a>();</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;    <span class="keyword">virtual</span> QList&lt;Command&gt; <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968">transition</a>(</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &amp;, <span class="keyword">const</span> QEvent * );</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;};</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;</div><div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="class_qwt_picker_drag_line_machine.html">  185</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_drag_line_machine.html">QwtPickerDragLineMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a></div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;{</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;    <a class="code" href="class_qwt_picker_drag_line_machine.html">QwtPickerDragLineMachine</a>();</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;    <span class="keyword">virtual</span> QList&lt;Command&gt; <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968">transition</a>(</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &amp;, <span class="keyword">const</span> QEvent * );</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;};</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;</div><div class="line"><a name="l00205"></a><span class="lineno"><a class="line" href="class_qwt_picker_polygon_machine.html">  205</a></span>&#160;<span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_picker_polygon_machine.html">QwtPickerPolygonMachine</a>: <span class="keyword">public</span> <a class="code" href="class_qwt_picker_machine.html">QwtPickerMachine</a></div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;{</div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;    <a class="code" href="class_qwt_picker_polygon_machine.html">QwtPickerPolygonMachine</a>();</div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;    <span class="keyword">virtual</span> QList&lt;Command&gt; <a class="code" href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968">transition</a>(</div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;        <span class="keyword">const</span> <a class="code" href="class_qwt_event_pattern.html">QwtEventPattern</a> &amp;, <span class="keyword">const</span> QEvent * );</div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;};</div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;</div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="class_qwt_picker_polygon_machine_html"><div class="ttname"><a href="class_qwt_picker_polygon_machine.html">QwtPickerPolygonMachine</a></div><div class="ttdoc">A state machine for polygon selections. </div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:205</div></div>
<div class="ttc" id="class_qwt_picker_machine_html_a3a8d3d4c107ce5f8351e4cbdd38c43f7"><div class="ttname"><a href="class_qwt_picker_machine.html#a3a8d3d4c107ce5f8351e4cbdd38c43f7">QwtPickerMachine::Command</a></div><div class="ttdeci">Command</div><div class="ttdoc">Commands - the output of a state machine. </div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:51</div></div>
<div class="ttc" id="class_qwt_picker_drag_point_machine_html"><div class="ttname"><a href="class_qwt_picker_drag_point_machine.html">QwtPickerDragPointMachine</a></div><div class="ttdoc">A state machine for point selections. </div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:118</div></div>
<div class="ttc" id="class_qwt_picker_machine_html"><div class="ttname"><a href="class_qwt_picker_machine.html">QwtPickerMachine</a></div><div class="ttdoc">A state machine for QwtPicker selections. </div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:28</div></div>
<div class="ttc" id="class_qwt_picker_machine_html_a24a9faf12cfa5746eee839a2c0bb937d"><div class="ttname"><a href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937d">QwtPickerMachine::SelectionType</a></div><div class="ttdeci">SelectionType</div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:35</div></div>
<div class="ttc" id="class_qwt_picker_machine_html_a24a9faf12cfa5746eee839a2c0bb937da9f540e78958e8e238240584120e8af1d"><div class="ttname"><a href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937da9f540e78958e8e238240584120e8af1d">QwtPickerMachine::RectSelection</a></div><div class="ttdoc">The state machine is for selecting a rectangle (2 points). </div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:44</div></div>
<div class="ttc" id="class_qwt_event_pattern_html"><div class="ttname"><a href="class_qwt_event_pattern.html">QwtEventPattern</a></div><div class="ttdoc">A collection of event patterns. </div><div class="ttdef"><b>Definition:</b> qwt_event_pattern.h:29</div></div>
<div class="ttc" id="class_qwt_picker_tracker_machine_html"><div class="ttname"><a href="class_qwt_picker_tracker_machine.html">QwtPickerTrackerMachine</a></div><div class="ttdoc">A state machine for indicating mouse movements. </div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:85</div></div>
<div class="ttc" id="class_qwt_picker_drag_line_machine_html"><div class="ttname"><a href="class_qwt_picker_drag_line_machine.html">QwtPickerDragLineMachine</a></div><div class="ttdoc">A state machine for line selections. </div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:185</div></div>
<div class="ttc" id="class_qwt_picker_click_rect_machine_html"><div class="ttname"><a href="class_qwt_picker_click_rect_machine.html">QwtPickerClickRectMachine</a></div><div class="ttdoc">A state machine for rectangle selections. </div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:140</div></div>
<div class="ttc" id="class_qwt_picker_click_point_machine_html"><div class="ttname"><a href="class_qwt_picker_click_point_machine.html">QwtPickerClickPointMachine</a></div><div class="ttdoc">A state machine for point selections. </div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:102</div></div>
<div class="ttc" id="class_qwt_picker_machine_html_a24a9faf12cfa5746eee839a2c0bb937dae65a34cc1ca5d818eb65c05b2484d855"><div class="ttname"><a href="class_qwt_picker_machine.html#a24a9faf12cfa5746eee839a2c0bb937dae65a34cc1ca5d818eb65c05b2484d855">QwtPickerMachine::PointSelection</a></div><div class="ttdoc">The state machine is for selecting a single point. </div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:41</div></div>
<div class="ttc" id="class_qwt_picker_drag_rect_machine_html"><div class="ttname"><a href="class_qwt_picker_drag_rect_machine.html">QwtPickerDragRectMachine</a></div><div class="ttdoc">A state machine for rectangle selections. </div><div class="ttdef"><b>Definition:</b> qwt_picker_machine.h:161</div></div>
<div class="ttc" id="class_qwt_picker_machine_html_acf7b57003bec437ce1ecf83e6d544968"><div class="ttname"><a href="class_qwt_picker_machine.html#acf7b57003bec437ce1ecf83e6d544968">QwtPickerMachine::transition</a></div><div class="ttdeci">virtual QList&lt; Command &gt; transition(const QwtEventPattern &amp;, const QEvent *)=0</div><div class="ttdoc">Transition. </div></div>
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